2015年职称英语理工类完形填空重点文章(3)
<p> <span word="Obtaining">Obtaining</span> <span word="Drinking">Drinking</span> <span word="Water">Water</span> <span word="from">from</span> <span word="Air">Air</span> <span word="Humidity">Humidity</span></p><p> <span word="Not">Not</span> <span word="a">a</span> <span word="plant">plant</span> <span word="to">to</span> <span word="be">be</span> <span word="seen">seen</span>, <span word="the">the</span> <span word="desert">desert</span> <span word="ground">ground</span> <span word="is">is</span> <span word="too">too</span> 1 . <span word="But">But</span> <span word="the">the</span> <span word="air">air</span> <span word="contains">contains</span> <span word="water">water</span>, <span word="and">and</span> <span word="research">research</span> <span word="scientists">scientists</span> <span word="have">have</span> <span word="found">found</span> <span word="a">a</span> 2 <span word="of">of</span> <span word="obtaining">obtaining</span> <span word="drinking">drinking</span> <span word="water">water</span> <span word="from">from</span> <span word="air">air</span> <span word="humidity">humidity</span>. <span word="The">The</span> <span word="system">system</span> <span word="is">is</span> <span word="based">based</span> <span word="completely">completely</span> <span word="on">on</span> <span word="renewable">renewable</span> <span word="energy">energy</span> <span word="and">and</span> <span word="is">is</span> <span word="therefore">therefore</span> <span word="autonomous">autonomous</span>.</p><p> <span word="Cracks">Cracks</span> <span word="permeate">permeate</span> <span word="the">the</span> <span word="dried">dried</span>-<span word="out">out</span> <span word="desert">desert</span> <span word="ground">ground</span> <span word="and">and</span> <span word="the">the</span> <span word="landscape">landscape</span> <span word="bears">bears</span> <span word="testimony">testimony</span> <span word="to">to</span> <span word="the">the</span> <span word="lack">lack</span> <span word="of">of</span> <span word="water">water</span>. <span word="But">But</span> <span word="even">even</span> <span word="here">here</span>, <span word="where">where</span> <span word="there">there</span> <span word="are">are</span> <span word="no">no</span> <span word="lakes">lakes</span>, <span word="rivers">rivers</span> <span word="or">or</span> <span word="groundwater">groundwater</span>, <span word="considerable">considerable</span> <span word="quantities">quantities</span> <span word="of">of</span> <span word="water">water</span> <span word="are">are</span> <span word="stored">stored</span> <span word="in">in</span> <span word="the">the</span> <span word="air">air</span>. <span word="In">In</span> <span word="the">the</span> <span word="Negev">Negev</span> <span word="desert">desert</span>1 <span word="in">in</span> <span word="Israel">Israel</span>2, <span word="for">for</span> <span word="example">example</span>, <span word="annual">annual</span> <span word="average">average</span> <span word="relative">relative</span> <span word="air">air</span> <span word="humidity">humidity</span> <span word="is">is</span> 64 <span word="percent">percent</span> -- <span word="in">in</span> <span word="every">every</span> <span word="cubic">cubic</span> <span word="meter">meter</span> <span word="of">of</span> <span word="air">air</span> <span word="there">there</span> <span word="are">are</span> 11.5 <span word="milliliters">milliliters</span> <span word="of">of</span> <span word="water">water</span>.</p><p> <span word="German">German</span> <span word="research">research</span> <span word="scientists">scientists</span> <span word="have">have</span> <span word="found">found</span> <span word="a">a</span> <span word="way">way</span> <span word="of">of</span> <span word="converting">converting</span> <span word="this">this</span> <span word="air">air</span> <span word="humidity">humidity</span> <span word="autonomously">autonomously</span> <span word="into">into</span> <span word="drinkable">drinkable</span> <span word="water">water</span>. <span word="The">The</span> <span word="process">process</span> <span word="we">we</span> <span word="have">have</span> <span word="developed">developed</span> <span word="is">is</span> <span word="based">based</span> <span word="exclusively">exclusively</span> <span word="on">on</span> <span word="renewable">renewable</span> <span word="energy">energy</span> <span word="sources">sources</span> <span word="such">such</span> <span word="as">as</span> <span word="thermal">thermal</span> 3 <span word="collectors">collectors</span> <span word="and">and</span> <span word="photovoltaic">photovoltaic</span> <span word="cells">cells</span>, <span word="which">which</span> <span word="makes">makes</span> <span word="this">this</span> <span word="method">method</span> <span word="completely">completely</span> <span word="energy">energy</span>-<span word="autonomous">autonomous</span>. <span word="It">It</span> <span word="will">will</span> <span word="therefore">therefore</span> <span word="function">function</span> <span word="in">in</span> <span word="regions">regions</span> 4 <span word="there">there</span> <span word="is">is</span> <span word="no">no</span> <span word="electrical">electrical</span> <span word="infrastructure">infrastructure</span>, <span word="says">says</span> <span word="Siegfried">Siegfried</span> <span word="Egner">Egner</span>, <span word="head">head</span> <span word="of">of</span> <span word="the">the</span> <span word="research">research</span> <span word="team">team</span>. <span word="The">The</span> <span word="principle">principle</span> <span word="of">of</span> <span word="the">the</span> 5 <span word="is">is</span> <span word="as">as</span> <span word="follows">follows</span>: <span word="hygroscopic">hygroscopic</span> <span word="brine">brine</span><span word="saline">saline</span> <span word="solution">solution</span> <span word="which">which</span> <span word="absorbs">absorbs</span> <span word="moisture">moisture</span><span word="runs">runs</span> <span word="down">down</span> <span word="a">a</span> <span word="tower">tower</span>-<span word="shaped">shaped</span> <span word="unit">unit</span> <span word="and">and</span> <span word="absorbs">absorbs</span> <span word="water">water</span> <span word="from">from</span> <span word="the">the</span> <span word="air">air</span>. <span word="It">It</span> <span word="is">is</span> <span word="then">then</span> <span word="sucked">sucked</span> <span word="into">into</span> <span word="a">a</span> <span word="tank">tank</span> <span word="a">a</span> <span word="few">few</span> <span word="meters">meters</span> 6 <span word="the">the</span> <span word="ground">ground</span> <span word="in">in</span> <span word="which">which</span> <span word="a">a</span> <span word="vacuum">vacuum</span> <span word="prevails">prevails</span>4. <span word="Energy">Energy</span> <span word="from">from</span> <span word="solar">solar</span> <span word="collectors">collectors</span> <span word="heats">heats</span> <span word="up">up</span> <span word="the">the</span> <span word="brine">brine</span>,, <span word="which">which</span> <span word="is">is</span> <span word="diluted">diluted</span> <span word="by">by</span> <span word="the">the</span> <span word="water">water</span> <span word="it">it</span> <span word="has">has</span> 7 .</p>
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